21102912243

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{1783}}^1$

素因数の和:2113

約数の個数: 96

約数和(自身を含む): 37911684096

約数和(自身を除く): 16808771853

約数列:

[1, 3, 7, 9, 17, 21, 43, 51, 63, 119, 129, 153, 257, 301, 357, 387, 731, 771, 903, 1071, 1783, 1799, 2193, 2313, 2709, 4369, 5117, 5349, 5397, 6579, 11051, 12481, 13107, 15351, 16047, 16191, 30311, 30583, 33153, 37443, 39321, 46053, 76669, 77357, 90933, 91749, 99459, 112329, 187867, 212177, 230007, 232071, 272799, 275247, 458231, 536683, 563601, 636531, 690021, 696213, 1303373, 1315069, 1374693, 1610049, 1690803, 1909593, 3207617, 3910119, 3945207, 4124079, 4830147, 7789927, 9123611, 9622851, 11730357, 11835621, 19703933, 23369781, 27370833, 28868553, 54529489, 59111799, 70109343, 82112499, 137927531, 163588467, 177335397, 334966861, 413782593, 490765401, 1004900583, 1241347779, 2344768027, 3014701749, 7034304081, 21102912243]

約数ペア:

[(1, 21102912243), (3, 7034304081), (7, 3014701749), (9, 2344768027), (17, 1241347779), (21, 1004900583), (43, 490765401), (51, 413782593), (63, 334966861), (119, 177335397), (129, 163588467), (153, 137927531), (257, 82112499), (301, 70109343), (357, 59111799), (387, 54529489), (731, 28868553), (771, 27370833), (903, 23369781), (1071, 19703933), (1783, 11835621), (1799, 11730357), (2193, 9622851), (2313, 9123611), (2709, 7789927), (4369, 4830147), (5117, 4124079), (5349, 3945207), (5397, 3910119), (6579, 3207617), (11051, 1909593), (12481, 1690803), (13107, 1610049), (15351, 1374693), (16047, 1315069), (16191, 1303373), (30311, 696213), (30583, 690021), (33153, 636531), (37443, 563601), (39321, 536683), (46053, 458231), (76669, 275247), (77357, 272799), (90933, 232071), (91749, 230007), (99459, 212177), (112329, 187867)]